CVE-2022-2442
WPvivid — Backup, Migration & Staging に報告された脆弱性
高深刻度
7.2CVSS 3.1
0.9.75修正されたバージョン
1.4%30日以内に悪用される確率
今後30日以内に悪用される確率は 1.4% と推定されています（EPSS）。
概要
The Migration, Backup, Staging – WPvivid plugin for WordPress is vulnerable to deserialization of untrusted input via the 'path' parameter in versions up to, and including 0.9.74. This makes it possible for authenticated attackers with administrative privileges to call files using a PHAR wrapper that will deserialize and call arbitrary PHP Objects that can be used to perform a variety of malicious actions granted a POP chain is also present. It also requires that the attacker is successful in uploading a file with the serialized payload.
影響を受けるバージョン
- 0.9.74 以下
対処方法
WPvivid — Backup, Migration & Staging を 0.9.75 以降に更新してください。これで本脆弱性は解消します。
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URLを入力するだけで、実際に使われているプラグインを検出し、 このデータベースと突き合わせて既知の脆弱性が残っていないかを確認できます。登録不要・無料です。
30秒で無料診断する参照
- https://plugins.trac.wordpress.org/browser/wpvivid-backuprestore/trunk/includes/staging/class-wpvivid-staging.php?rev=2749419#L1747
- https://plugins.trac.wordpress.org/browser/wpvivid-backuprestore/trunk/includes/staging/class-wpvivid-staging.php?rev=2749419#L1783
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2766112%40wpvivid-backuprestore%2Ftrunk%2Fincludes%2Fstaging%2Fclass-wpvivid-staging.php&new=2766112%40wpvivid-backuprestore%2Ftrunk%2Fincludes%2Fstaging%2Fclass-wpvivid-staging.php
- https://www.wordfence.com/threat-intel/vulnerabilities/id/b7e2ca2e-c495-47f8-9c18-da5ba73d9e70?source=cve
- https://www.wordfence.com/vulnerability-advisories/#CVE-2022-2442
- https://plugins.trac.wordpress.org/browser/wpvivid-backuprestore/trunk/includes/staging/class-wpvivid-staging.php?rev=2749419#L1747
- https://plugins.trac.wordpress.org/browser/wpvivid-backuprestore/trunk/includes/staging/class-wpvivid-staging.php?rev=2749419#L1783
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2766112%40wpvivid-backuprestore%2Ftrunk%2Fincludes%2Fstaging%2Fclass-wpvivid-staging.php&new=2766112%40wpvivid-backuprestore%2Ftrunk%2Fincludes%2Fstaging%2Fclass-wpvivid-staging.php